Exhibit 107

Calculation of Filing Fee Tables

Form S-1

(Form Type)

Rein Therapeutics, Inc.

(Exact Name of Registrant as Specified in its Charter)

Table 1: Newly Registered Securities

Security  Type

Security  Class  Title

Fee  Calculation  Rule

Amount  Registered  (a)

Proposed  Maximum  Offering  Price Per  Unit (b)

Maximum  Aggregate  Offering  Price (b)

Fee Rate

Amount of  Registration  Fee

Fees to Be Paid

Equity

Common  stock

457(c)

10,000,000

$1.35

$13,500,000

$153.10 per  $1,000,000

$2,066.85

Total Offering Amounts

$13,500,000

$2,066.85

Total Fee Offsets

—

Net Fee Due

$2,066.85

(a) In accordance with Rule 416 under the Securities Act of 1933, as amended (the “Securities Act”), this registration statement shall be deemed to cover an indeterminate number of additional shares of Common Stock to be offered or issued from stock splits, stock dividends or similar transactions.

(b) Estimated solely for purposes of calculating the registration fee in accordance with Rule 457(c) under the Securities Act and based upon the average of the high and low sales prices of a share of common stock as reported on the Nasdaq Capital Market on September 2, 2025.